CVE-2024-45774
Grub2: reader/jpeg: heap oob write during jpeg parsing
- State
- Published
- Severity
- 6.7 Medium
- Published
- Feb 18, 2025
- Updated
- Oct 21, 2026
- Reserved
- Sep 8, 2024
Description
A flaw was found in grub2. A specially crafted JPEG file can cause the JPEG parser of grub2 to incorrectly check the bounds of its internal buffers, resulting in an out-of-bounds write. The possibility of overwriting sensitive information to bypass secure boot protections is not discarded.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 3.1 | 6.7 Medium | CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H | redhat |
Weaknesses
- CWE-787 Out-of-bounds Write
Affected Products
| Product | Versions |
|---|---|
grub2 |
|
Red Hat Enterprise Linux 9Red Hat |
|
Red Hat Enterprise Linux 10Red Hat | |
Red Hat Enterprise Linux 7Red Hat | |
Red Hat Enterprise Linux 8Red Hat | |
Red Hat OpenShift Container Platform 4Red Hat |
References
- RHSA-2025:6990vendor-advisory
- https://access.redhat.com/security/cve/CVE-2024-45774vdb-entry
- RHBZ#2337461issue-tracking
- https://lists.gnu.org/archive/html/grub-devel/2025-02/msg00024.html
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